Article Davi Massaru Teixeira Muta · Oct 11 9m read

Technical Documentation — Quarkus IRIS Monitor System

1. Purpose and Scope

This module enables integration between Quarkus-based Java applications and InterSystems IRIS’s native performance monitoring capabilities.
It allows a developer to annotate methods with @PerfmonReport, which triggers IRIS’s ^PERFMON routines automatically around method execution, generating performance reports without manual intervention.

2. System Components

2.1 Annotation: @PerfmonReport

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Question Davi Massaru Teixeira Muta · Nov 21, 2024

Is it possible to check retroactive LOCK history?
 

context:

I found it in the application error log. Some LOCK errors - ERROR #5803
Is it possible to somehow identify the point in the job or process code that caused these locks?

At the moment I no longer have table LOCKS on the server, but I would like, if possible, to check the time at which the incidents occurred.

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Question Davi Massaru Teixeira Muta · Sep 3, 2024

I encountered an unexpected behavior while working with the $ZTIMEH and $ZTIME functions, specifically with times between 12:00 and 13:00. Here's what I observed:

W $ZTIMEH("08:50:38.975411826")
Output: 31838 

W $ZTIME(31838,1)
Output: 08:50:38
 

This behavior is correct as $ZTIME returns the expected time of 08:50:38.

However, with the following example:
 

W $ZTIMEH("12:05:38.975411826")
Output: 338

W $ZTIME(338,1)
Output: 00:05:38
 

This seems incorrect to me. $ZTIME should have returned 12:05:38, but instead it returns 00:05:38.

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Article Davi Massaru Teixeira Muta · Apr 10, 2024 3m read

If you have system tables implementing the "VERSIONPROPERTY" functionality, you may encounter error 5800. This article explains how this error occurs and provides solutions to resolve the issue.

When version checking is implemented, the property specified by VERSIONPROPERTY is automatically incremented each time an instance of the class is updated (either by objects or SQL).

For example:

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Article Davi Massaru Teixeira Muta · Nov 26, 2023 8m read

Introduction

This article aims to explore how the FHIR-PEX system operates and was developed, leveraging the capabilities of InterSystems IRIS.

Streamlining the identification and processing of medical examinations in clinical diagnostic centers, our system aims to enhance the efficiency and accuracy of healthcare workflows. By integrating FHIR standards with InterSystems IRIS database Java-PEX, the system help healthcare professionals with validation and routing capabilities, ultimately contributing to improved decision-making and patient care.

how it works

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Question Davi Massaru Teixeira Muta · Dec 13, 2022

HI ! I'm working on a caché upgrade to IRIS.

in some abstration cls classes, to get a property was used $METHOD(..Obj, propertyName_"Get").
On Caché 2018,  had as a return property value, if the property does not exists, an exception of type <PROPERTY DOES NOT EXIST> throwed

Now, on IRIS 2022.1,  will always be throwed an exception of type "<METHOD DOES NOT EXIST>".

I can change  $METHOD  to  $PROPERTY, but as it is an abstract class, I cannot guarantee the type of the referenced Object, if the property is encapsulated or private, I need call $METHOD(..Obj, propertyName_"Get").

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Question Davi Massaru Teixeira Muta · Mar 29, 2020

Hello everyone!

I have an abstract class representing the possible inputs for an Enum field, in the following way: 

Class system.dto.sector.SectorStatusEnum  [ Abstract ]{Parameter Active = 1;Parameter Inactive = 2;Parameter Production = 3;Parameter Upkeep = 4;}

I need to create a persistent class referencing the abstract class in the status field, so that the result of the operation is the same as the example:

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